Home / 10,904.82-15,057.02-7,927.77

Finding the Fourth Proportional to 10,904.82, 15,057.02 and 7,927.77

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Solution

The fourth proportional to 10,904.82, 15,057.02 and 7,927.77 is: 10,946.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,904.82 : 15,057.02 = 7,927.77 : x
  2. Step 2: Convert to fraction form
    10,904.82/15,057.02 = 7,927.77/x
  3. Step 3: Cross multiply
    10,904.82x = 15,057.02 × 7,927.77
  4. Step 4: Simplify right side
    10,904.82x = 119,368,611.26
  5. Step 5: Solve for x
    x = 119,368,611.26/10,904.82
  6. Step 6: Final answer
    x = 10,946.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.